Texas Instruments

TPS79927YZUR  

Linear & Switching Voltage Regulators

TPS79927YZUR Description

The TPS79927YZUR is a linear regulator designed by Texas Instruments, offering a fixed output voltage of 2.7V and a maximum output current of 200mA. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a 5DSBGA package, suitable for surface mount applications. Despite being marked as obsolete, the TPS79927YZUR remains a reliable choice for applications requiring a stable power supply with minimal dropout voltage and low quiescent current.

TPS79927YZUR Features

• Fixed Output Voltage: The TPS79927YZUR provides a stable 2.7V output, making it ideal for applications where a consistent voltage supply is crucial.
• Low Dropout Voltage: With a maximum dropout voltage of 0.18V at 200mA, this regulator ensures efficient power conversion even when the input voltage is close to the output voltage.
• Low Quiescent Current: The device operates with a quiescent current of only 60 µA, which is beneficial for battery-powered applications where power consumption needs to be minimized.
• High Power Supply Rejection Ratio (PSRR): TheRR PS ranges from 70dB at 100Hz to 38dB at 100kHz, ensuring that the regulator can effectively filter out noise from the input supply.
• Enable Control Feature: The enable function allows for dynamic control of the regulator, enabling power savings and efficient power management.
• Protection Features: The TPS79927YZUR includes over current, over temperature, reverse polarity, and under voltage lockout (UVLO) protections, enhancing the reliability and safety of the device.
• Compliance and Packaging: The regulator is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It is available in a Tape & Reel (TR) package, facilitating easy handling and assembly in manufacturing processes.

TPS79927YZUR Applications

The TPS79927YZUR is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Battery-Powered Devices: Its low quiescent current and low dropout voltage make it ideal for portable devices where battery life is a critical factor.
• Low-Power Systems: The regulator's efficiency and protection features are beneficial in systems that require minimal power consumption and robust protection against various fault conditions.
• Consumer Electronics: The TPS79927YZUR can be used in a range of consumer electronics where a reliable and stable power supply is necessary to ensure consistent performance.

Conclusion of TPS79927YZUR

The TPS79927YZUR from Texas Instruments is a robust linear regulator that offers a stable 2.7V output with a maximum current of 200mA. Its low dropout voltage, low quiescent current, and high PSRR make it an efficient choice for power management in various applications. Despite being marked as obsolete, the TPS79927YZUR remains a reliable option for applications requiring a stable power supply with minimal power consumption and comprehensive protection features.

TPS79927YZUR Documents

Download datasheets and manufacturer documentation for TPS79927YZUR